Bicycle rack



FIG. 1 is a top plan view of a bicycle rack showing my new design;

FIG. 2 is a front elevational view thereof, the rear elevational view being identical thereto;

FIG. 3 is a left side elevational view thereof, the right side elevational view thereof being identical thereto; and,

FIG. 4 is a perspective view thereof. 

The ornamental design for a bicycle rack, as shown and described. 